Rat fink is an experssion used to describe a person who has features that make him/ her look very rat like. These features could be hair that make them look stupid, or facial hair that is patchy, or just a very skinny face.
Man that new guy tony is such a RatFink!
yo did you just see that Ratfink , his beard is so stupid.
some bitch called me a Ratfink, so i smashed his window
yo did you just see that Ratfink , his beard is so stupid.
some bitch called me a Ratfink, so i smashed his window
by bob8999 March 07, 2007